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【例4-5】现将以AREA1为首地址的100个字节数据搬移 到以AREA2为首地址的内存中去。 程序如下: DATA SEGMENT AGAIN MOV AL, SI AREAl DB 100DUP(?) MOV DI, AL ATEA2 DB 100DUP(00) INC SI DATA ENDS INC DI CODE SEGMENT DEC CX ASSUME CS: CODE, DS: DaTA JNZ AGAIN START: MOV AX, DATA MOV AH, 4CH MOV DS, AX INT 21H MOV SI, OFFSET AREAl MOV DI, OFFSET ATEA2 CODE ENDS MOV CX, 100 END START【例4-5】现将以AREA1为首地址的100个字节数据搬移 到以AREA2为首地址的内存中去。 程序如下: DATA SEGMENT AREA1 DB 100DUP(?) ATEA2 DB 100DUP(00) DATA ENDS CODE SEGMENT ASSUME CS:CODE,DS:DATA START:MOV AX,DATA MOV DS,AX MOV SI,OFFSET AREA1 MOV DI,OFFSET ATEA2 MOV CX,100 AGAIN: MOV AL,[SI] MOV [DI],AL INC SI INC DI DEC CX JNZ AGAIN MOV AH,4CH INT 21H CODE ENDS END START
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